13008+1223 BEU 16 AB (DT Vir)
13h 00m 46.58s +12° 22' 32.6" P.A. 60.00 sep 0.5 mag 9.75, Sp M0.5 dist. 11.69 pc (38.13 l.y.)
Coord 2000 |
13008+1223 |
|
Discov num |
BEU 16 |
|
Comp |
AB |
|
Coord arcsec 2000 |
13 00 46.58 +12 22 32.6 |
|
Date first |
2000 |
|
Date last |
2015 |
|
Obs |
16 |
|
Pa first |
81 |
|
Pa last |
60 |
|
P.A. Now (θ) |
204.1° |
|
Sep first |
0.5 |
|
Sep last |
0.525 |
|
Sep. Now (ρ) |
0.311" |
|
Mag pri |
9.75 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
M0.5 (red) |
|
Pri motion ra |
-619 |
|
Sec motion ra |
|
|
Pri motion dec |
-017 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
13008+1223 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
DT Vir |
|
13 00 47 +12 22 33 |
BEU 16 AB |
2015 |
16 |
60 |
0.5 |
9.75 |
|
|
Y |
<=== |
Show |
|
|
13 00 47 +12 22 33 |
GDM 1 AC |
2008 |
3 |
220 |
102.1 |
9.75 |
25.00 |
15.25 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
DT Vir |
|
Constellation |
Virgo |
|
HIP |
63510 |
|
Tycho2 |
0886-00839-1 |
|
GL |
Gl 494 |
|
BD |
BD+13 2618 |
|
Distance |
11.69 |
|
Distance ly |
38.13 |
|
ORBITAL ELEMENTS
Period (P) | 13.709y | ± 0.037 |
Periastron (T) | 59365d (2021.412y) | ± 18 |
Semi-major axis (a) | 427.73m | ± 0.44 |
Eccentricity (e) | 0.2436 | ± 0.0012 |
Inclination (i) | 130.79° | ± 0.2 |
Longitude of periastron (ω) | 158.81° | ± 0.62 |
Node (Ω) | 56.13° | ± 0.17 |
Notes | n | |
Reference | MnA2019 | |
Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
80.9 |
0.474 |
2001 |
68.6 |
0.516 |
2002 |
57.4 |
0.522 |
2003 |
45.7 |
0.489 |
2004 |
30.9 |
0.416 |
2005 |
7.9 |
0.317 |
2006 |
326.3 |
0.242 |
2007 |
275.9 |
0.267 |
2008 |
241.4 |
0.323 |
2009 |
213.0 |
0.321 |
2010 |
179.7 |
0.287 |
2011 |
142.0 |
0.292 |
2012 |
111.8 |
0.352 |
2013 |
91.5 |
0.427 |
2014 |
77.1 |
0.489 |
2015 |
65.3 |
0.522 |
2016 |
54.2 |
0.517 |
2017 |
41.8 |
0.472 |
2018 |
25.4 |
0.389 |
2019 |
358.2 |
0.288 |
2020 |
310.8 |
0.238 |
2021 |
264.4 |
0.287 |
2022 |
233.1 |
0.329 |
2023 |
204.1 |
0.311 |
2024 |
168.7 |
0.282 |
2025 |
132.0 |
0.305 |
2026 |
105.0 |
0.374 |
2027 |
86.9 |
0.448 |
2028 |
73.5 |
0.502 |
2029 |
62.1 |
0.524 |
2030 |
50.8 |
0.508 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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WDS 13008+1223 BEU 16 AB (DT Vir) : NOTES
discov_num |
notes |
refcode |
GDM 1 |
AC: GJ 494 + ULAS J130041.72+122114.7. Primary is flare star DT Vir. |
|
|
Goldman et al. (2010 derive a spectral type T8.9 +0.2/-0.2 for this |
|
|
distant companion to Ross 458. |
Gdm2010 |
|
Based on colors and absolute magnitudes, Scholz et al. (2010) derive a |
|
|
spectral type T7.0 +/- 1.0 for the C component. |
Soz2010b |
REFERENCES
refcode |
metd |
author |
reference |
Gdm2010 |
E+ w |
Goldman, B., Marsat, S., Henning, T., Clemens, C., & Greiner, J. |
2010MNRAS.405.1140G |
Gdm2010 |
+C+ |
MNRAS 405, 1140, 2010 |
|
Gdm2010 |
|
(Add'l photometry and astrometry extracted from 2MASS, SDSS, UKIDSS by editor) |
|
MnA2019 |
C j |
Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto, |
2019ApJ...871...63M |
MnA2019 |
+orb |
A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A., |
|
MnA2019 |
|
Ruiz-Rodriguez, D. & Chia Thao, P. |
|
MnA2019 |
|
ApJ 871, 63, 2019 |
|
Soz2010b |
Ek - |
Scholz, R.-D. (Additional photometry and astrometry extracted |
2010A&A...515A..92S |
Soz2010b |
+Es |
A&A 515, A92, 2010 from SDSS and UKIDSS by editor) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
BEU |
Beuzit, J.-L., Segransan, D., Forveille, T., Udry, S., Delfosse, X., Mayor, M., |
1 |
BEU |
Perrier, C., Hainaut, M.-C., et al. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
13008+1223 |
BEU 16 |
AB |
2000 |
1 |
82 |
0.5 |
9.75 |
|
M0.5 |
N D |
130046.58+122232.6 |
13008+1223 |
BEU 16 |
AB |
2006 |
3 |
307 |
0.2 |
9.75 |
|
M0.5 |
NO |
130046.58+122232.6 |
13008+1223 |
BEU 16 |
AB |
2015 |
17 |
60 |
0.5 |
9.75 |
|
M0.5 |
NO |
130046.58+122232.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 13008+1223 BEU 16 AB (DT Vir) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 13008+1223 BEU 16 AB (DT Vir) : MEASURES
No records found.
WDS 13008+1223 (DT Vir) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
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WDS 13008+1223 (DT Vir) : ALADIN DSS IMAGE @ 13h 00m 46.58s +12° 22' 32.6"
WDS 13008+1223 BEU 16 AB (DT Vir) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
13008+1223 |
BEU 16 |
AB |
60 |
0.5 |
|
Show |
|
13008+1223 |
GDM 1 |
AC |
220 |
102.1 |
|
Show |
|
13021+1222 |
SKF1636 |
|
87 |
2.9 |
20 |
Show |
|
13007+1249 |
UC 2452 |
|
189 |
15.8 |
27 |
Show |
|
12592+1200 |
KPP3262 |
|
217 |
3.3 |
33 |
Show |
|
12577+1230 |
CVR 672 |
|
39 |
18.6 |
46 |
Show |
|
13015+1313 |
SLW 811 |
|
107 |
37.5 |
52 |
Show |
|
13054+1200 |
LDS4313 |
|
171 |
63.5 |
72 |
Show |
|
12575+1317 |
SLW 799 |
|
276 |
40.9 |
73 |
Show |
|
13029+1328 |
STF1711 |
|
333 |
0.4 |
73 |
Show |
|
13049+1305 |
UC 2473 |
|
204 |
54.7 |
74 |
Show |
|
13050+1304 |
J 2103 |
AB |
200 |
3.2 |
75 |
Show |
|
13050+1304 |
SCA 193 |
Aa,Ab |
341 |
0.3 |
75 |
Show |
|
12556+1219 |
UC 179 |
|
214 |
92.6 |
77 |
Show |
|
13064+1156 |
HU 1143 |
|
93 |
1.1 |
87 |
Show |
Vindemiatrix |
13022+1058 |
BUP 147 |
|
117 |
273.8 |
88 |
Show |
|
12555+1130 |
STF1689 |
|
223 |
30.2 |
94 |
Show |
|
13076+1216 |
HJ 2640 |
|
6 |
52.7 |
100 |
Show |
|
12528+1225 |
TOK 401 |
|
281 |
0.1 |
102 |
Show |
|
13003+1041 |
KPP1089 |
|
256 |
8.6 |
103 |
Show |
|
13084+1214 |
SKF2712 |
|
91 |
0.9 |
112 |
Show |
|
13085+1227 |
LDS4319 |
|
129 |
175.9 |
113 |
Show |
|
12542+1119 |
HDS1810 |
|
331 |
0.4 |
116 |
Show |
|
12533+1310 |
HU 894 |
|
143 |
1.2 |
120 |
Show |
|
13008+1423 |
STF1705 |
|
188 |
26.7 |
121 |
Show |
|
13029+1026 |
STF1710 |
AB |
252 |
2.6 |
121 |
Show |
|
13089+1240 |
ITF 40 |
|
255 |
3.8 |
121 |
Show |
|
12531+1310 |
CVR 669 |
|
328 |
24.3 |
122 |
Show |
|
13089+1147 |
DVG 39 |
|
131 |
152.6 |
125 |
Show |
|
13090+1147 |
DVG 40 |
|
236 |
134.7 |
126 |
Show |
|
13093+1239 |
ITF 41 |
|
297 |
4.2 |
126 |
Show |
|
13092+1254 |
ITF 193 |
|
183 |
34.1 |
127 |
Show |
|
13046+1028 |
OSO 50 |
|
79 |
12.3 |
128 |
Show |
|
12521+1200 |
SLW 785 |
|
85 |
8.2 |
129 |
Show |
|
12513+1221 |
CVR 667 |
|
8 |
19.8 |
139 |
Show |
|
12597+1002 |
BFR 9 |
|
251 |
7.7 |
142 |
Show |
|
13050+1430 |
UC 181 |
|
206 |
47.5 |
142 |
Show |
|
12551+1028 |
SLW 794 |
|
171 |
67.0 |
143 |
Show |
|
13069+1417 |
HU 1144 |
|
7 |
1.5 |
146 |
Show |
|
13110+1209 |
ITF 166 |
|
147 |
12.0 |
150 |
Show |
|
12519+1107 |
GWP1869 |
|
229 |
31.4 |
151 |
Show |
|
12508+1301 |
LDS4283 |
AB |
188 |
177.4 |
151 |
Show |
|
12508+1302 |
RAO 283 |
Aa,Ab |
215 |
0.3 |
151 |
Show |
|
13111+1220 |
OSO 51 |
AB |
299 |
11.5 |
151 |
Show |
|
13111+1220 |
OSO 51 |
AC |
296 |
17.5 |
151 |
Show |
|
12592+1454 |
HDS1822 |
|
66 |
0.4 |
154 |
Show |
|
13113+1203 |
ITF 171 |
|
32 |
23.7 |
156 |
Show |
|
13108+1318 |
BU 931 |
|
204 |
4.9 |
157 |
Show |
|
13055+1444 |
HJ 220 |
|
42 |
17.9 |
157 |
Show |
|
12564+1447 |
UC 2436 |
|
205 |
64.2 |
158 |
Show |
|
12501+1300 |
SLW 778 |
|
351 |
76.8 |
161 |
|
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WDS 13008+1223 : COMPONENTS
|
A |
B |
B |
pa=59.4°
sep=0.52"
| |
C |
pa=219.5°
sep=101.08"
| pa=219.6°
sep=101.57"
|
13008+1223 A
Name |
DT Vir |
|
Coord arcsec 2000 |
130046.58+122232.6 |
|
Mag |
9.75 |
|
Spectral class |
M0.5 (red) |
|
PmRA |
-619.00 |
|
PmDE |
-17.0 |
|
Tycho2 |
0886-00839-1 |
|
Tycho2 |
0886-00839-1 |
|
Pflag |
|
|
RAmdeg |
195.19404958 |
|
DEmdeg |
12.37570898 |
|
PmRA |
-640.1 |
|
PmDE |
-25.1 |
|
E RAmdeg |
21 |
|
E DEmdeg |
24 |
|
E pmRA |
1.5 |
|
E pmDE |
1.4 |
|
EpRAm |
1988.37 |
|
EpDEm |
1985.15 |
|
Num |
6 |
|
Q RAmdeg |
1.1 |
|
Q DEmdeg |
2.3 |
|
Q pmRA |
1.2 |
|
Q pmDE |
2.3 |
|
BTmag |
11.502 |
|
E BTmag |
0.080 |
|
VTmag |
9.867 |
|
E VTmag |
0.032 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
63510 |
|
CCDM |
|
|
RAdeg |
195.19555306 |
|
DEdeg |
12.37575194 |
|
EpRA 1990 |
1.77 |
|
EpDE 1990 |
1.60 |
|
E RAdeg |
22.8 |
|
E DEdeg |
29.6 |
|
Posflg |
|
|
Corr |
0.1 |
|
13008+1223 B
Coord arcsec 2000 |
130046.61+122232.9 |
|
HIP |
63510 |
|
BD |
BD+13 2618 |
|
Calc delta mag |
9.75 |
|
Calc coord |
yes |
|
Catalog |
H |
|
HIP |
63510 |
|
Proxy |
|
|
RAhms |
13 00 46.95 |
|
DEdms |
+12 22 32.7 |
|
Vmag |
9.76 |
|
VarFlag |
2 |
|
R Vmag |
G |
|
RAdeg |
195.196 |
|
DEdeg |
12.3758 |
|
AstroRef |
|
|
Plx |
87.5 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
G |
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
|
|
BD |
BD+13 2618 |
|
CD |
|
|
CP |
|
|
Dm number |
+13 2618 |
|
VIred |
2.06 |
|
SpType |
M2 |
|
R SpType |
|
|
Coord arcsec 2000 |
130046.95+122232.7 |
|
HIP |
63510 |
|
Sn |
5 |
|
So |
1 |
|
Nc |
1 |
|
RArad |
3.4068064475 |
|
DErad |
0.2159978332 |
|
Plx |
85.54 |
|
PmRA |
-616.31 |
|
PmDE |
-13.59 |
|
E RArad |
1.31 |
|
E DErad |
1.12 |
|
E Plx |
1.53 |
|
E pmRA |
1.51 |
|
E pmDE |
1 |
|
Hpmag |
9.7583 |
|
E Hpmag |
0.0035 |
|
SHp |
0.026 |
|
VA |
0 |
|
BV |
1.448 |
|
E BV |
0.001 |
|
VI |
2.06 |
|
13008+1223 C
Coord arcsec 2000 |
130042.19+122114.6 |
|
Mag |
25 |
|
Spectral class |
T8 (brown dwarf) |
|
PmRA |
-629.00 |
|
PmDE |
-23.0 |
|
Calc delta mag |
15.25 |
|
Calc coord |
yes |
|